Sand filtration aquarium



FIG. 1 is a front view of a sand filtration aquarium showing my design;

FIG. 2 is a back view thereof,

FIG. 3 is a left view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is an isometric view thereof.

CLAIM The ornamental design for a sand filtration aquarium, as shown.